Fleet Maintenance - 34

SPOTLIGHT ON BODY & CAB

Cold weather HVAC
considerations
Ensure both
the heating
and cooling
components of
the HVAC system
are in working
order for the
winter months.
By Emily Markham

34 Fleet Maintenance | October 2020

W

hen inspecting a truck's heating, ventilation,
and air conditioning (HVAC) system ahead
of winter, some may prioritize the heating
system over the A/C. Fleets want to keep their
drivers happy, comfortable, and warm during
the winter, so a functional heating system is
imperative. Technicians need to consider,
however, that having a well-maintained A/C
system during the winter is just as important
as the heating system.
Equally important to inspecting the entire
HVAC system before temperatures drop is
understanding what issues to look for and
the tools and equipment necessary to handle
those issues should they arise.

		¬ĽA blacklight
or ultraviolet
fluorescent dye are
the best ways to find
an A/C system leak.
Photo courtesy of Tracer Products

The importance of
HVAC maintenance
The number-one reason for regularly
inspecting and maintaining vehicle HVAC
systems, though seemingly obvious, is "so
the system actually works when you need it,"
say Eberspacher's John Dennehy, vice president of marketing and communications, and
Tom Stencil, senior regional sales manager.
Eberspacher is a system developer and supplier of exhaust technology, vehicle heaters, and
bus air conditioning systems.
As with most mechanical components, the
HVAC system works better the more often it



Fleet Maintenance

Table of Contents for the Digital Edition of Fleet Maintenance

Uptime: How Fleets Can Connect with Tech Schools
Editor's Note: The Aftertreatment Blues
Keys to Maximizing Trailer ROI
Best Practices for Maintaining Hydraulic Braking Systems
Solving the Parts Puzzle
Contending with Accelerated BEV Tire Wear
Cold Weather HVAC Considerations
Management: CMMS Marketplace
Economic Outlook: Signs of Economic Recovery
Diagnostics: Choosing the Right Diagnostic Tool for Roadside Triage
Fleet Parts & Components
Tools & Equipment
Classifieds
Guest Editorial: The Propane-Powered Alternative
Fleet Maintenance - 1
Fleet Maintenance - 2
Fleet Maintenance - 3
Fleet Maintenance - 4
Fleet Maintenance - 5
Fleet Maintenance - 6
Fleet Maintenance - 7
Fleet Maintenance - Uptime: How Fleets Can Connect with Tech Schools
Fleet Maintenance - 9
Fleet Maintenance - Editor's Note: The Aftertreatment Blues
Fleet Maintenance - 11
Fleet Maintenance - Keys to Maximizing Trailer ROI
Fleet Maintenance - 13
Fleet Maintenance - 14
Fleet Maintenance - 15
Fleet Maintenance - 16
Fleet Maintenance - 17
Fleet Maintenance - 18
Fleet Maintenance - 19
Fleet Maintenance - Best Practices for Maintaining Hydraulic Braking Systems
Fleet Maintenance - 21
Fleet Maintenance - 22
Fleet Maintenance - 23
Fleet Maintenance - 24
Fleet Maintenance - 25
Fleet Maintenance - Solving the Parts Puzzle
Fleet Maintenance - 27
Fleet Maintenance - 28
Fleet Maintenance - 29
Fleet Maintenance - 30
Fleet Maintenance - 31
Fleet Maintenance - Contending with Accelerated BEV Tire Wear
Fleet Maintenance - 33
Fleet Maintenance - Cold Weather HVAC Considerations
Fleet Maintenance - 35
Fleet Maintenance - Management: CMMS Marketplace
Fleet Maintenance - 37
Fleet Maintenance - 38
Fleet Maintenance - 39
Fleet Maintenance - Economic Outlook: Signs of Economic Recovery
Fleet Maintenance - 41
Fleet Maintenance - Diagnostics: Choosing the Right Diagnostic Tool for Roadside Triage
Fleet Maintenance - 43
Fleet Maintenance - 44
Fleet Maintenance - 45
Fleet Maintenance - Fleet Parts & Components
Fleet Maintenance - 47
Fleet Maintenance - 48
Fleet Maintenance - 49
Fleet Maintenance - 50
Fleet Maintenance - Tools & Equipment
Fleet Maintenance - Classifieds
Fleet Maintenance - 53
Fleet Maintenance - Guest Editorial: The Propane-Powered Alternative
Fleet Maintenance - 55
Fleet Maintenance - 56
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